<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>demo5案列</title>
</head>
<body>
<form action="/req/demo5">
<!--    用户名: <input type="text" name="username"> <br>-->
    用户名: <input type="text" name="usexxxrName"> <br>
    密 码: <input type="password" name="password"> <br>
    <input type="submit" value="提交">
</form>

</body>
</html>